The Philip K. Dick Award, for science fiction books originally published in paperback instead of hardcover, put out its shortlist for the year, and chances are a few books on the list haven't been on your radar. (The list does include Project Itoh's Harmony, which was one of our favorite books of 2010.) Since these books are all out in paperback, they're pretty inexpensive, and they all sound pretty intriguing. Here's the list: